997027 has 8 divisors (see below), whose sum is σ = 1057536. Its totient is φ = 937992.

The previous prime is 997021. The next prime is 997037. The reversal of 997027 is 720799.

It is a sphenic number, since it is the product of 3 distinct primes.

It is a cyclic number.

It is not a de Polignac number, because 997027 - 2³ = 997019 is a prime.

It is a Duffinian number.

997027 is a lucky number.

It is a junction number, because it is equal to n+sod(n) for n = 996983 and 997001.

It is not an unprimeable number, because it can be changed into a prime (997021) by changing a digit.

It is a polite number, since it can be written in 7 ways as a sum of consecutive naturals, for example, 1218 + ... + 1864.

It is an arithmetic number, because the mean of its divisors is an integer number (132192).

2⁹⁹⁷⁰²⁷ is an apocalyptic number.

997027 is a deficient number, since it is larger than the sum of its proper divisors (60509).

997027 is a wasteful number, since it uses less digits than its factorization.

997027 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 737.

The product of its (nonzero) digits is 7938, while the sum is 34.

The square root of 997027 is about 998.5123935135. The cubic root of 997027 is about 99.9008016294.

The spelling of 997027 in words is "nine hundred ninety-seven thousand, twenty-seven".